The Possessor Demon casts this spell to resurrect the Source of All Evil. She combined her magic with Wyatt's Charmed Power. For the spell to work, it is required to light five candles around a bowl and to draw an upside-down pentagram on a wall.

Book of Shadows - The Halliwell Family's magical tome. In addition to spells and potion recipes, the Book of Shadows contains information on warlocks, demons, and other supernatural beings. It was created by their ancestor, Melinda Warren, and was passed down every generation.

In this episode Piper has glamoured into a new alias: Jamie Bennett, another fake cousin.

This is the second time that Leo disguises himself with clothes of a knocked-out enemy to inflitrate an enemy base. The first time he pretended to work in the headquarters of the Horsemen in "Apocalypse, Not".

Paige asks Phoebe how they destroyed the Source the last time, even though she was present during both Source vanquishes. Phoebe also mentions using potions, though the Source was vanquished with a spell.